(a) Assistant Secretary means the Assistant Secretary of Labor for Occupational Safety and Health.

(b) Act means the Williams-Steiger Occupational Safety and Health Act of 1970 (84 Stat. 1590; 29 U.S.C. 650).

(c) Standard means an occupational safety and health standard which requires conditions, or the adoption or use of one or more practices, means, methods, operations, or processes, reasonably necessary or appropriate to provide safe or healthful employment and places of employment, and which is to be promulgated, modified, or revoked in accordance with section 6(b) (1), (2), (3), and (4) of the Act.

(d) Particular statute means any of the following statutes of particular application: The Act of June 30, 1936, commonly known as the Walsh-Healey Public Contracts Act (41 U.S.C. 35 et seq.), the Service Contract Act of 1965 (41 U.S.C. 351 et seq.), the Construction Safety Act (40 U.S.C. 333), the Longshoremen's and Harbor Workers' Compensation Act (33 U.S.C. 941), or the National Foundation on Arts and Humanities Act (20 U.S.C. 951 et seq.).